Mathematics, 23.06.2020 10:57, tatertott6876

# A research scientist wants to know how many times per hour a certain strand of bacteria reproduces. The mean is found to be 7.8 reproductions and the population standard deviation is known to be 2.2. If a sample of 697 was used for the study, construct the 85% confidence interval for the true mean number of reproductions per hour for the bacteria. Round your answers to one decimal place.

Answers: 2

Mathematics, 21.06.2019 18:00, thechef129

Solve this equation using the factor theorem: x³-(5+a)x²+(6+5a)x-6a=0

Answers: 2

Mathematics, 21.06.2019 20:30, gamelaza431

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.

Answers: 1

Mathematics, 21.06.2019 22:00, BeautyxQueen

What is the length of the segment, endpoints of which are intersections of parabolas y=x^2− 11/4 x− 7/4 and y=− 7 /8 x^2+x+ 31/8 ?

Answers: 1

A research scientist wants to know how many times per hour a certain strand of bacteria reproduces....

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